Company Filing History:

14 out of 4,279

Daikin Industries, Ltd.

patents

2 out of 213

Daikin Kogyo Co., Ltd.

patents

Years Active: 1984-2014

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8919825 - Bite-in type pipe connection structure (2014-12-30),

2. 8910703 - Heat exchanger (2014-12-16),

3. 8308936 - Heat pump-type hot-water supply device (2012-11-13),

4. 8262135 - Duplex pipe fitting, exclusive tool for the duplex pipe fitting, refrigeration system employing the duplex pipe fitting, and separation type air conditioner (2012-09-11),

5. 8205470 - Indoor unit for air conditioner (2012-06-26),

6. 8146953 - Pipe joint cover structure and pipe connection method (2012-04-03),

7. 8104502 - Drain water bacteriostatic structure for air conditioner (2012-01-31),

8. 7988206 - Flareless-type pipe fitting, refrigerating device, and water-heating device (2011-08-02),

9. 7971909 - Pipe joint, refrigeration device, heat pump hot water supply device, closing valve, water supply piping, method of connecting piping, and in-the field piping method (2011-07-05),

10. 7954856 - Flareless pipe coupling structure, flareless pipe coupling method, and on-site pipe coupling method (2011-06-07),

11. 7670105 - Drain pump, and air conditioner provided therewith (2010-03-02),

12. 7488009 - Pipe joint (2009-02-10),

13. 7435048 - Drain pump, and air conditioner provided therewith (2008-10-14),

14. 7392821 - Drain water discharge structure for air conditioner (2008-07-01),

15. 4545428 - Heat exchanger for air conditioning system (1985-10-08),

Title: Haruo Nakata: Innovator in Pipe Connection Structures and Heat Exchangers

Introduction

Haruo Nakata is a distinguished inventor based in Sakai, Japan. He holds a total of 16 patents, showcasing his significant contributions to the fields of pipe connection structures and heat exchangers. His innovative designs have greatly impacted the efficiency and reliability of various systems.

Latest Patents

One of Nakata's latest patents is a bite-in type pipe connection structure. This invention is designed to maintain air-tightness at the joint portion of piping connections, even when the piping is inserted insufficiently. The structure minimizes deterioration caused by offset loads acting on the piping. Additionally, it includes a valve, a bite-in type pipe joint, and a refrigeration device that utilizes this connection structure. Another notable patent is a heat exchanger that features a plurality of flat tubes and at least one wavily folded fin. This fin is designed to enhance heat transfer efficiency through its unique folded and cut-and-raised portions.

Career Highlights

Throughout his career, Haruo Nakata has worked with prominent companies such as Daikin Industries, Ltd. and Daikin Kogyo Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Nakata has collaborated with notable coworkers, including Hironori Iwanaga and Toshiya Onishi. Their teamwork has fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies.

Conclusion

Haruo Nakata's contributions to the fields of pipe connection structures and heat exchangers demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a dedication to improving system performance.

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